发明申请
- 专利标题： POSITIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING POSITIVE ACTIVE MATERIAL
- 专利标题（中）： 用于锂二次电池的正极活性材料，其制备方法和含有活性材料的锂二次电池
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申请号： US13569386申请日： 2012-08-08
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公开(公告)号： US20130149608A1公开(公告)日： 2013-06-13
- 发明人: Min-Han Kim , Do-Hyung Park , Ji-Hyun Kim , Jeong-Seop Lee , Chang-Hyuk Kim , Seon-Young Kwon , Yoon-Chang Kim
- 申请人： Min-Han Kim , Do-Hyung Park , Ji-Hyun Kim , Jeong-Seop Lee , Chang-Hyuk Kim , Seon-Young Kwon , Yoon-Chang Kim
- 申请人地址： KR Yongin-si
- 专利权人： SAMSUNG SDI CO., LTD.
- 当前专利权人： SAMSUNG SDI CO., LTD.
- 当前专利权人地址： KR Yongin-si
- 优先权： KR10-2011-0130471 20111207
- 主分类号： H01M4/131
- IPC分类号： H01M4/131
摘要：
A positive active material for a lithium secondary battery, a method of preparing the same, and a lithium secondary battery including the positive active material. The positive active material includes a core part and a shell part that include a nickel-based composite oxide, and a content of nickel in the core part is larger than that in the shell part.